package com.itheima.reggie.config;

import com.itheima.exception.BussinessException;
import com.itheima.reggie.common.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.bind.annotation.RestControllerAdvice;
import java.sql.SQLIntegrityConstraintViolationException;

@RestControllerAdvice(annotations = {RestController.class, Controller.class})
@Slf4j
public class GlobalExceptionHandler {
    @ExceptionHandler({SQLIntegrityConstraintViolationException.class})
    public R<String> exceptionHandler(SQLIntegrityConstraintViolationException ex){
        if(ex.getMessage().contains("Duplicate entry")){
            String[] split = ex.getMessage().split(" ");
            String msg=split[2]+"用户名已存在";
            return R.error(msg);
        }
        return R.error("错误");
    }
    @ExceptionHandler({BussinessException.class})
    public R<String> exceptionHandler(BussinessException ex){
        return R.error(ex.getMessage());
    }
}
